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(11)

EP 4 211 125 A1

(12)

(43) Date of publication: 19.07.2023 Bulletin 2023/29 (21) Application number: 20953389.2 (22) Date of filing: 10.09.2020

(51) International Patent Classification (IPC):  C07D 317/18(2006.01) A61K 31/357(2006.01) C07D 317/72(2006.01) A61P 25/00(2006.01) (52) Cooperative Patent Classification (CPC): A61K 31/357; A61P 25/00; A61K 31/443; A61K 31/506; A61K 31/381; A61K 31/427 (86) International application number: PCT/KR2020/012237 (87) International publication number: WO 2022/054987 (17.03.2022 Gazette 2022/11)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Bio-Pharm Solutions Co., Ltd. Suwon-si, Gyeonggi-do 16229 (KR)	(72) Inventor: CHOI, Yong Moon Irvine, California 92620 (US) (74) Representative: Pfenning, Meinig & Partner mbB  Patent- und Rechtsanwälte Theresienhöhe 11a 80339 München 80339 München (DE)